143630135656252 has 48 divisors (see below), whose sum is σ = 290209825708992. Its totient is φ = 60924167884800.

The previous prime is 143630135656219. The next prime is 143630135656303. The reversal of 143630135656252 is 252656531036341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 143630135656252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1438743 + ... + 17009710.

It is an arithmetic number, because the mean of its divisors is an integer number (6046038035604).

Almost surely, 2^{143630135656252} is an apocalyptic number.

It is an amenable number.

143630135656252 is an abundant number, since it is smaller than the sum of its proper divisors (146579690052740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143630135656252 is a wasteful number, since it uses less digits than its factorization.

143630135656252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18451318 (or 18451316 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 52.

The spelling of 143630135656252 in words is "one hundred forty-three trillion, six hundred thirty billion, one hundred thirty-five million, six hundred fifty-six thousand, two hundred fifty-two".